NPPES file of Aug 9, 2026

Nan Link, MD

Psychiatry Physician · Palo Alto, CA

Nan Link, MD is a psychiatry physician with a practice address in Palo Alto, California, and NPI 1720199052, issued on Aug 31, 2006. Check the license (California G43967, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720199052
Name
Nan Link
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
G43967 CA
Self-reported in NPPES; status is on the state search
Practice location
795 EL Camino Real, Palo Alto, CA 94301
Phone
(650) 321-4121
Enumerated
Aug 31, 2006
Record last updated
Mar 3, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20081210000725); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 1979
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 795 EL Camino Real

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Hamza AbbasiInternal Medicine Physician1821545484
  2. Arman Abdalkhani, MDOtolaryngology Physician1356536130
  3. Sara AbrahamsInternal Medicine Physician1952988354
  4. Nana Efua Adabie, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1437647732
  5. Amy Adams, M.D.Dermatology Physician1679643928
  6. William Adams, DPMFoot & Ankle Surgery Podiatrist1447487830

Verify Nan Link in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G43967
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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12% fewer Medicare Part D claims than the average psychiatry physician in 2024

877 Medicare Part D claims for 99 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Nan Link877
  2. Specialty average1,000

Most prescribed

  1. Buspirone Hcl108 claims
  2. Quetiapine Fumarate102 claims
  3. Sertraline Hcl92 claims
  4. Trazodone Hcl91 claims
  5. Duloxetine Hcl75 claims
  6. Fluoxetine Hcl63 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationPalo Alto, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nan Link among 8,673 psychiatry physician records in California

Nan Link, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 67% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated1979 · median 2005 among the 3,295 with a school on file
  • Record last updated2020 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

215 psychiatry physician records list a practice address in Palo Alto

They are 215 of the 7,617 NPPES records with a practice address in Palo Alto, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Ulka Agarwal, MDPalo Alto, CA 943011689684151
  2. Richard Corelli, M.D.Palo Alto, CA 943011912995507
  3. Katherine Devaul, M.D.Palo Alto, CA 943011659383636
  4. Perrin French, MDPalo Alto, CA 943011780762369
  5. Shirin Hoodei, M.D.Palo Alto, CA 943011184714610
  6. Gale Hylton, MDPalo Alto, CA 943011043321367
  7. Gloria Kardong, MDPale Alto, CA 943011386707131
  8. Alan Rosenthal, M.D.Palo Alto, CA 943011528170768

Common questions

What is Nan Link, MD's NPI number?

Nan Link, MD's National Provider Identifier (NPI) is 1720199052, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nan Link, MD located?

The NPPES record lists a practice address at 795 EL Camino Real, Palo Alto, CA, 94301. Phone: (650) 321-4121. Providers update this record themselves, so call before visiting.

How can I verify Nan Link, MD's license?

NPPES lists California license number G43967, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nan Link, MD prescribe under Medicare Part D?

In 2024, Nan Link, MD had 877 Medicare Part D claims for 99 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.